# Calculate new opportunity forecast

**POST /2024-09/forecasting/opportunity-forecasts/calculate**

Calculate a new forecast for an inventory opportunity based on marketplace catalog item and supplier item cost.


## Servers
- Production server (uses live data): https://app.merchanthq.com/api (Production server (uses live data))


## Authentication methods
- Default


## Parameters



### Body: application/json (object)

- **marketplace_catalog_item_id** (string(uuid))
  The UUID of the marketplace catalog item
- **supplier_item_cost_id** (string(uuid))
  The UUID of the supplier item cost


## Responses
### 201
A successful response returning the calculated opportunity forecast

#### Body: application/json (object)
- **data** (object)
  Calculated marketplace opportunity forecast with risk assessment

### 401
The request requires user authentication or the user is not authorized to access this resource.

#### Body: application/json (object)
- **message** (string)


### 404
The specified resource was not found

#### Body: application/json (object)
- **message** (string)


### 422
The request was unprocessable due to validation errors

#### Body: application/json (object)
- **message** (string)

- **errors** (object)
  A map of field names to arrays of error messages


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